JEMMY Meaning of JEMMY in English n. & v. (US jimmi) n. (pl. -ies or jimmis) a burglar's short crowbar, usu. made in sections. v.tr. (-ies, -ied) force open with a jemmy. [ pet-form of the name James ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012